1366 - Incorrect integer value: '' for column `pella-ware`.`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', '2a571100d7e0623fe6348c8786f3786e', '35.168.113.41', '1710814492', '1710814492', '/')

[XT SQL Error]