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', '81d16504b29325be34282d3e176c917c', '18.204.56.185', '1659976808', '1659976808', '/product_info.php/info/p1576_Cameroon-Satellite-Image.html')

[XT SQL Error]