phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'c9b3208e59dd02391651799bdd8d60d6' 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 ('c9b3208e59dd02391651799bdd8d60d6', -1, 1714900085, 1714900085, '12e1ff86', 0, 0, 0)

Line : 187
File : sessions.php