phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b1b397f5735f31a639634228c5c51eb' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9b1b397f5735f31a639634228c5c51eb', -1, 1714799071, 1714799071, '127783b2', 0, 0, 0)

Line : 187
File : sessions.php