phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6ff44b3cdae8bb0696e6e941cf67c995' 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 ('6ff44b3cdae8bb0696e6e941cf67c995', -1, 1714303751, 1714303751, 'ac4507b6', 2, 0, 0, '4a4f38de4d75eb6be660dd495e37d5b9')

Line : 187
File : sessions.php