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', 'v41lgd0q4u9mal2v7tdureq0b5', '18.216.249.66', '1718732465', '1718732465', '/index.php/manu/m3_RS-Namibia.html/manufacturers_id/admin/images/icons/templates/xtc5/img/templates/xtc5/img')

[XT SQL Error]