phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ef9d7db6e874889fe8272efbd8f085bf' for key 'PRIMARY'

INSERT INTO site_phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ef9d7db6e874889fe8272efbd8f085bf', -1, 1760109110, 1760109110, 'd849d809', -4, 0, 0)

Line : 192
File : sessions.php