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', 'b9472844ae63aae747c998f22e31d24b', '18.223.134.29', '1714166468', '1714166468', '/shop_content.php?coID=3&XTCsid=26fedc8b3cbf5330d12a051fef4e732f')

[XT SQL Error]