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', 'b73c5fa59ba3719d8d284ebdf6ce7acd', '216.73.216.49', '1762102695', '1762102695', '/product_info.php/info/p1761_Cape-Verde-5-Satellite-Image.html')

[XT SQL Error]