diff --git a/database/EstimatedCall.go b/database/EstimatedCall.go
index 6cd627c..f3ef798 100644
--- a/database/EstimatedCall.go
+++ b/database/EstimatedCall.go
@@ -5,6 +5,9 @@ import (
 	"database/sql"
 	"encoding/hex"
 	"fmt"
+	"log"
+	"ti1/config"
+	"ti1/valkey"
 )
 
 func InsertOrUpdateEstimatedCall(db *sql.DB, values []interface{}) (int, string, error) {
@@ -28,8 +31,35 @@ func InsertOrUpdateEstimatedCall(db *sql.DB, values []interface{}) (int, string,
 
 	estimatedVehicleJourneyID := values[0]
 	orderID := values[1]
+	key := fmt.Sprintf("%v.%v", estimatedVehicleJourneyID, orderID)
 	fmt.Printf("Estimated Vehicle Journey ID: %v, Order ID: %v\n", estimatedVehicleJourneyID, orderID)
 
+	// Connect to Valkey
+	valkeyClient, err := config.ConnectToValkey("config/conf.json")
+	if err != nil {
+		log.Fatalf("Failed to connect to Valkey: %v", err)
+	}
+	defer config.DisconnectFromValkey(valkeyClient)
+
+	// Set the MD5 hash in Valkey
+	err = valkey.SetValkeyValue(valkeyClient, key, hashString)
+	if err != nil {
+		log.Fatalf("Failed to set value in Valkey: %v", err)
+	}
+
+	// Get the MD5 hash from Valkey
+	retrievedHash, err := valkey.GetValkeyValue(valkeyClient, key)
+	if err != nil {
+		log.Fatalf("Failed to get value from Valkey: %v", err)
+	}
+
+	// Check if the retrieved value matches the original MD5 hash
+	if retrievedHash != hashString {
+		log.Fatalf("Retrieved hash does not match the original hash. Original: %s, Retrieved: %s", hashString, retrievedHash)
+	} else {
+		fmt.Println("Retrieved hash matches the original hash.")
+	}
+
 	query := `
         INSERT INTO calls (
             estimatedvehiclejourney, "order", stoppointref,