phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '4a6cb222071103f0791198a486981c3c' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('4a6cb222071103f0791198a486981c3c', -1, 1730403345, 1730403345, '1275ba7d', 17, 0)

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