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', '96f2mjp49elvngglguvoei7787', '3.16.66.206', '1714101727', '1714101727', '/advanced_search.php')

[XT SQL Error]