phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('b1f4b6ce6dc79ad8f5f3826b5e15e806', -1, 1714085769, 1714085769, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php