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 ('a7b7906c98ff446f10e1874a5b3644db', -1, 1714009447, 1714009447, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php