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', 'imipff0aqsija4acktebmhgn14', '3.144.26.253', '1718727932', '1718727932', '/index.php/manu/m3_RS-Namibia.html/manufacturers_id/templates/xtc5/admin/images/icons/templates/xtc5/img/logo.png')

[XT SQL Error]