1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', 'fdc5cdc5ec7cfd294a83f7120181a4ba', '3.239.96.229', '1711704407', '1711704407', '/product_info.php/info/p3447_Croatia-Relief-Map.html')

[XT SQL Error]