phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1b7a1fb28572886cf35c7919670dcd68' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('1b7a1fb28572886cf35c7919670dcd68', -1, 1757987866, 1757987866, 'd849d883', -9, 0)

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