phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f880d5d0e28210cdddfd0c51d53253cb' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('f880d5d0e28210cdddfd0c51d53253cb', -1, 1771703628, 1771703628, 'd849d892', -9, 0)

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