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', 'vje44v4r1fct2uave2q7iij2f0', '13.59.134.193', '1718727649', '1718727649', '/index.php/cat/templates/xtc5/buttons/russian/admin/images/icons/templates/xtc5/img/telephone2.png')

[XT SQL Error]