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', 'f090806776fbf07ed842e4b76d2d88f5', '18.191.254.106', '1713529418', '1713529418', '/product_info.php/info/p3990_Suedamerika-Reliefkarte.html')

[XT SQL Error]