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 ('c1a97efb513e557f5ce9dd9a0d9137e9', -1, 1737555425, 1737555425, '0d3a493b', 8, 0, 0)

Line : 187
File : sessions.php