phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ff5256270195031814f5ad75460d1734' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ff5256270195031814f5ad75460d1734', -1, 1715181144, 1715181144, '0390a174', 0, 0, 0)

Line : 187
File : sessions.php