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 ('5fa5c5e436eeb79df4c3d6b1bfc5238d', -1, 1744979837, 1744979837, '340ec3b9', 1, 0, 0)

Line : 187
File : sessions.php