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', '05c167b8291c97e3eac82d660b10f2bb', '216.73.216.191', '1758203948', '1758203948', '/product_info.php/info/p3984_South-America-Satellite-Image.html')

[XT SQL Error]