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 ('086d5c9455a30e366d5a3d0ec962ec1d', -1, 1752528054, 1752528054, '54ccfc03', 0, 0, 0)

Line : 187
File : sessions.php