add vehicle details

def save_vehicle_owner(license_plate, owner_name, owner_contact, owner_address):
    conn = None
    cursor = None
    try:
        conn = mysql.connector.connect(
            host=MYSQL_HOST,
            user=MYSQL_USER,
            password=MYSQL_PASSWORD,
            database=MYSQL_DATABASE
        )
        cursor = conn.cursor()
        cursor.execute('''
            CREATE TABLE IF NOT EXISTS avbs (
                license_plate VARCHAR(255) PRIMARY KEY,
                owner_name VARCHAR(255) NOT NULL,
                owner_contact VARCHAR(255),
                owner_address TEXT,
                registration_timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP
            )
        ''')
        sql = "INSERT INTO avbs (license_plate, owner_name, owner_contact, owner_address) VALUES (%s, %s, %s, %s) ON DUPLICATE KEY UPDATE owner_name=%s, owner_contact=%s, owner_address=%s, registration_timestamp=CURRENT_TIMESTAMP"
        val = (license_plate, owner_name, owner_contact, owner_address, owner_name, owner_contact, owner_address)
        cursor.execute(sql, val)
        conn.commit()
        logging.info(f"Saved/Updated owner details for license plate: {license_plate}")
        return True
    except mysql.connector.Error as err:
        logging.error(f"MySQL Error saving owner details: {err}")
        return False
    finally:
        if cursor:
            cursor.close()
        if conn and conn.is_connected():
            conn.close()