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 ('cf7a1bace866e10b2b1da93071ebc1e8', -1, 1717005192, 1717005192, '12dcafbd', -2, 0, 0)

Line : 187
File : sessions.php