phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f7ba55cb0716b115ff2f0a5fce21698' 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 ('9f7ba55cb0716b115ff2f0a5fce21698', -1, 1714280388, 1714280388, 'ac468358', -8, 0, 0, '04f3aafed53c5f6ab8c56096934dc049')

Line : 187
File : sessions.php