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', 'd2ad9bb16aa0c41f78fdd225f440686a', '54.196.114.118', '1711687286', '1711687286', '/product_info.php/info/p1856_Marshall-Ins--Satellitenbild.html')

[XT SQL Error]