phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '8694a72149cbee8867d36910a5c2f1fb' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('8694a72149cbee8867d36910a5c2f1fb', -1, 1771664222, 1771664222, 'd849d892', 37, 0)

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