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', '2744e534f39de5e372fd1adc98d87c13', '216.73.216.3', '1766365293', '1766365293', '/product_info.php/info/p1728_Martinique-Satellite-Image.html')

[XT SQL Error]