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', 'a5eb60e9c1fb941c3a01974a41cf67ab', '3.135.217.228', '1714005649', '1714005649', '/product_info.php/language/de/info/p1801_Antigua-Satellitenbild.html')

[XT SQL Error]