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', 'qafcf9emuadag71vjsfstflsd1', '18.191.171.235', '1714004697', '1714004697', '/Palmwachskerzen/Kerze-Blumenbluete/Kerze-Blumenbluete-Orange::201.html')

[XT SQL Error]