phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1b4bdd6c161fa00a14ad4190d73e7162' 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) VALUES ('1b4bdd6c161fa00a14ad4190d73e7162', -1, 1740041179, 1740041179, '12bf7051', 1, 0, 0)

Line : 187
File : sessions.php