phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ce4736701ad8d9fae62911daa0c664cc' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('ce4736701ad8d9fae62911daa0c664cc', -1, 1768122964, 1768122964, 'd849d83b', -9, 0)

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