phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('c935d853f20c67ce56d7da623891177f', -1, 1716991572, 1716991572, '12d8b2a2', -4, 0, 0)

Line : 187
File : sessions.php