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', '755i8c0cckpqahra4jkb43u116', '3.135.205.146', '1713305929', '1713305929', '/Kerze-Sternschnuppe:::61.html?XTCsid=803498f0e61429d895ee3dfb82f69b4a')

[XT SQL Error]