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', 'ill2773ea3mhd1q7u6d0enem16', '18.221.187.121', '1713582967', '1713582967', '/::693.html')

[XT SQL Error]