phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '12b8c54e04b91492fa1cfdb996369793' 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 ('12b8c54e04b91492fa1cfdb996369793', -1, 1714918868, 1714918868, '12bdb4f4', -8, 0, 0)

Line : 187
File : sessions.php