1366 - Incorrect integer value: '' for column `magickland`.`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', 'ub6eu7q1q2mloobtlq7ntjvm97', '3.142.119.185', '1718727348', '1718727348', '/index.php/manu/m3_RS-Namibia.html/manufacturers_id/templates/xtc5/admin/images/icons')

[XT SQL Error]