phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '534d9b91bc929da6e07ccf1b363d36f9' 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, priv_session_id) VALUES ('534d9b91bc929da6e07ccf1b363d36f9', -1, 1714329527, 1714329527, 'ac453aba', -11, 0, 0, '7c7fe00f8287048c5cb3073485e0bc97')

Line : 187
File : sessions.php