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', 'ebb602ac7c0cd467dc85ccc6afc5800d', '18.118.227.69', '1714193604', '1714193604', '/product_info.php/language/de/info/p2614_Algerien-Reliefkarte.html')

[XT SQL Error]