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', '2702d0100fe2830085fb21aed1edefc4', '18.189.193.172', '1713550927', '1713550927', '/product_info.php/language/en/info/p3236_Belgien-Reliefkarte.html')

[XT SQL Error]