phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9b9c47621c3e5a3e019b99181c37ac12' 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 ('9b9c47621c3e5a3e019b99181c37ac12', -1, 1714898841, 1714898841, 'c0a80201', 2, 0, 0)

Line : 187
File : sessions.php