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', '1001a6a6a667c19ed16627cd468eb1b7', '216.73.216.9', '1759435442', '1759435442', '/product_info.php/info/p1842_Christmas-I--Satellite-Image.html')

[XT SQL Error]