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', 'fdac27d9b5c2a53ab3ac74f81cc70c6c', '3.137.192.3', '1713271329', '1713271329', '/product_info.php/language/de/info/p3512_Lebanon-Relief-Map.html')

[XT SQL Error]