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', 'e5d553b3d135155e37ea5883ce1f5c20', '3.12.36.30', '1713545298', '1713545298', '/product_info.php/language/de/info/p3432_Gabun-Reliefkarte.html')

[XT SQL Error]