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', 'otj5crf2r1bpbja5qdkrefrp84', '18.119.137.2', '1718730850', '1718730850', '/index.php/cat/templates/xtc5/img/russian/templates/templates/xtc5')

[XT SQL Error]