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 ('1b6cd3ae4d0538d173567d06260cc62a', -1, 1737441673, 1737441673, '12de3c90', 8, 0, 0)

Line : 187
File : sessions.php