phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9444b8dcef0447dfab45851844887d5a', -1, 1715125890, 1715125890, '03934141', 2, 0, 0)

Line : 189
File : sessions.php