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 ('b0a8fc15356b1bb085b799e8b610176d', -1, 1715226987, 1715226987, '0390681d', -11, 0, 0)

Line : 189
File : sessions.php