phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4dc9dff9848946b91e3332377113c4fd' for key 'PRIMARY'

INSERT INTO sub_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('4dc9dff9848946b91e3332377113c4fd', -1, 1715770381, 1715770381, '12db621a', -8, 0, 0)

Line : 187
File : sessions.php