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', '763ff44cde87c7a72936f0075cbfa13a', '3.238.5.144', '1711721551', '1711721551', '/shop_content.php?coID=2&XTCsid=26fedc8b3cbf5330d12a051fef4e732f')

[XT SQL Error]