added edit to connection string

insert_data.py

@@ -19,7 +19,7 @@ def create_connection():
     """
     conn = None
     try:
-        db_uri = f"host={DB_HOST} dbname={DB_NAME} user={DB_USER} password={DB_PASS} sslmode=DB_SSLMODE"
+        db_uri = f"host={DB_HOST} dbname={DB_NAME} user={DB_USER} password={DB_PASS} sslmode={DB_SSLMODE}"
         conn = psycopg.connect(db_uri)
     except:
         print("Error during connection is \n", e)