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', '7d9c02e862143c93f95f8e4ac73d9458', '3.144.97.189', '1713873867', '1713873867', '/product_info.php/info/p3318_Ist-Faeroeer--3-Reliefkarte.html')

[XT SQL Error]