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', '672cc3d5d7a1ed3ccb7b91bd4242a9ad', '216.73.216.8', '1758013142', '1758013142', '/product_info.php/info/p435_Satellite-Image-Configurator.html')

[XT SQL Error]