1366 - Incorrect integer value: '' for column `db160153`.`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', '420cadj5r5ci26kkj3q3ph5iu4', '3.137.171.121', '1714135435', '1714135435', '/::624.html')

[XT SQL Error]