diff --git a/database/RecordedCall.go b/database/RecordedCall.go
index 6cd1136..667236d 100644
--- a/database/RecordedCall.go
+++ b/database/RecordedCall.go
@@ -1,11 +1,17 @@
 package database
 
 import (
+	"context"
+	"crypto/md5"
 	"database/sql"
+	"encoding/hex"
 	"fmt"
+	"ti1/valki"
+
+	"github.com/valkey-io/valkey-go"
 )
 
-func InsertOrUpdateRecordedCall(db *sql.DB, values []interface{}) (int, string, error) {
+func InsertOrUpdateRecordedCall(ctx context.Context, db *sql.DB, values []interface{}, valkeyClient valkey.Client) (int, string, error) {
 	// Replace empty strings with nil for timestamp fields
 	for i, v := range values {
 		if str, ok := v.(string); ok && str == "" {
@@ -13,46 +19,71 @@ func InsertOrUpdateRecordedCall(db *sql.DB, values []interface{}) (int, string,
 		}
 	}
 
-	query := `
-        INSERT INTO calls (
-            estimatedvehiclejourney, "order", stoppointref,
-            aimeddeparturetime, expecteddeparturetime,
-            aimedarrivaltime, expectedarrivaltime,
-            cancellation, actualdeparturetime, actualarrivaltime,
-            recorded_data
-        )
-        VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11)
-        ON CONFLICT (estimatedvehiclejourney, "order")
-        DO UPDATE SET
-            stoppointref = EXCLUDED.stoppointref,
-            aimeddeparturetime = EXCLUDED.aimeddeparturetime,
-            expecteddeparturetime = EXCLUDED.expecteddeparturetime,
-            aimedarrivaltime = EXCLUDED.aimedarrivaltime,
-            expectedarrivaltime = EXCLUDED.expectedarrivaltime,
-            cancellation = EXCLUDED.cancellation,
-            actualdeparturetime = EXCLUDED.actualdeparturetime,
-            actualarrivaltime = EXCLUDED.actualarrivaltime,
-            recorded_data = EXCLUDED.recorded_data
-        RETURNING CASE WHEN xmax = 0 THEN 'insert' ELSE 'update' END, id;
-    `
-	stmt, err := db.Prepare(query)
-	if err != nil {
-		return 0, "", fmt.Errorf("error preparing statement: %v", err)
-	}
-	defer stmt.Close()
-
-	var action string
-	var id int
-	err = stmt.QueryRow(values...).Scan(&action, &id)
-	if err != nil {
-		if 1 == 0 {
-			fmt.Println("Executing query:", query)
-			for i, v := range values {
-				fmt.Printf("Value %d: (%v)\n", i+1, v)
-			}
-
+	// Convert values to a single string and hash it using MD5
+	var valuesString string
+	for _, v := range values {
+		if v != nil {
+			valuesString += fmt.Sprintf("%v", v)
 		}
-		return 0, "", fmt.Errorf("error executing statement: %v", err)
 	}
-	return id, action, nil
+	hash := md5.Sum([]byte(valuesString))
+	hashString := hex.EncodeToString(hash[:])
+
+	estimatedVehicleJourneyID := values[0]
+	orderID := values[1]
+	key := fmt.Sprintf("%v.%v", estimatedVehicleJourneyID, orderID)
+
+	var err error
+
+	// Get the MD5 hash from Valkey
+	retrievedHash, err := valki.GetValkeyValue(ctx, valkeyClient, key)
+	if err != nil {
+		return 0, "", fmt.Errorf("failed to get value from Valkey: %v", err)
+	}
+
+	// Check if the retrieved value matches the original MD5 hash
+	if retrievedHash != hashString {
+		query := `
+            INSERT INTO calls (
+                estimatedvehiclejourney, "order", stoppointref,
+                aimeddeparturetime, expecteddeparturetime,
+                aimedarrivaltime, expectedarrivaltime,
+                cancellation, actualdeparturetime, actualarrivaltime,
+                recorded_data
+            )
+            VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11)
+            ON CONFLICT (estimatedvehiclejourney, "order")
+            DO UPDATE SET
+                stoppointref = EXCLUDED.stoppointref,
+                aimeddeparturetime = EXCLUDED.aimeddeparturetime,
+                expecteddeparturetime = EXCLUDED.expecteddeparturetime,
+                aimedarrivaltime = EXCLUDED.aimedarrivaltime,
+                expectedarrivaltime = EXCLUDED.expectedarrivaltime,
+                cancellation = EXCLUDED.cancellation,
+                actualdeparturetime = EXCLUDED.actualdeparturetime,
+                actualarrivaltime = EXCLUDED.actualarrivaltime,
+                recorded_data = EXCLUDED.recorded_data
+            RETURNING CASE WHEN xmax = 0 THEN 'insert' ELSE 'update' END, id;
+        `
+		stmt, err := db.Prepare(query)
+		if err != nil {
+			return 0, "", fmt.Errorf("error preparing statement: %v", err)
+		}
+		defer stmt.Close()
+
+		err = valki.SetValkeyValue(ctx, valkeyClient, key, hashString)
+		if err != nil {
+			return 0, "", fmt.Errorf("failed to set value in Valkey: %v", err)
+		}
+
+		var action string
+		var id int
+		err = stmt.QueryRow(values...).Scan(&action, &id)
+		if err != nil {
+			return 0, "", fmt.Errorf("error executing statement: %v", err)
+		}
+		return id, action, nil
+	} else {
+		return 0, "none", nil
+	}
 }