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 ('caf2a8e8cec5bfad782c35c6572ebf1e', -1, 1711694747, 1711694747, '54ccfc03', -1, 0, 0)

Line : 187
File : sessions.php