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 ('e7e49c3d56d4e0a8d985f503fe84b268', -1, 1715317004, 1715317004, '12dd35d1', -10, 0, 0)

Line : 189
File : sessions.php