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', '3add5dd362746b4c7b2a69a7e9e7681a', '18.191.174.168', '1713463042', '1713463042', '/product_info.php/info/p3161_Wei-russland-Reliefkarte.html')

[XT SQL Error]