phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '673cacd4c71ef43ce1d0a250823c2f21' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('673cacd4c71ef43ce1d0a250823c2f21', -1, 1730344992, 1730344992, '12744535', -9, 0)

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