phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'fc718309b7b002f4001e66f8edf73a67' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('fc718309b7b002f4001e66f8edf73a67', -1, 1771814090, 1771814090, 'd849d890', 3, 0, 0)

Line : 187
File : sessions.php