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', '430e7175e220451e3775a08d7bc0f553', '3.144.172.115', '1713965802', '1713965802', '/index.php/cat/c30_Laender.html/page/11')

[XT SQL Error]