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', 'cde78aea1af491b3ca67f2ab7f31a82d', '3.133.109.211', '1713989425', '1713989425', '/product_info.php/language/de/info/p3416_Kongo-Reliefkarte.html')

[XT SQL Error]