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', '025bdada1f66777cf9e2f559d8446e19', '216.73.216.191', '1758222168', '1758222168', '/product_info.php/info/p1544_Colombia-Satellite-Image.html')

[XT SQL Error]