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 ('ab46c0050495f78b2eb4af0f3d0e3465', -1, 1714075855, 1714075855, '54ccfc03', 2, 0, 0)

Line : 187
File : sessions.php