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', 'd12ecbe596d3bfdbc20a4d0992ccc577', '216.73.216.150', '1762371016', '1762371016', '/product_info.php/info/p1734_Faroe-Is--3-Satellite-Image.html')

[XT SQL Error]