phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'bfcf862879885b6838470807337839fa' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('bfcf862879885b6838470807337839fa', -1, 1767078743, 1767078743, 'd849d893', 2, 0)

Line : 180
File : /www/includes/sessions.php