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', 'cdf0121957999a23d41c70b334de0a15', '3.143.244.83', '1714087623', '1714087623', '/redirect.php?action=product&id=248&XTCsid=7593f4da55114442760e17ad10225a85')

[XT SQL Error]