phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '197dfab13b6bd9e71631d42e1b91018f' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('197dfab13b6bd9e71631d42e1b91018f', -1, 1758674655, 1758674655, 'd849d82e', -9, 0)

Line : 180
File : /www/includes/sessions.php