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', '8394de6f2863ee80fb37a140daf656b4', '216.73.216.30', '1769128499', '1769128499', '/product_info.php/info/p1807_Seychelles-Satellite-Image.html')

[XT SQL Error]