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', '6f3c0a546004e846d7c21e1b07b1c15d', '216.73.216.142', '1758243436', '1758243436', '/product_info.php/info/p1835_Virgin-Is--2-Satellite-Image.html')

[XT SQL Error]