1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '9bdc092403290c8f6de10f604899f4ad', '3.138.134.107', '1713929359', '1713929359', '/shop_content.php?coID=9&XTCsid=f14882bc03b87e844afdf80aaa54462a')

[XT SQL Error]