phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'bc402c50d70765b8a96b917b5ffe64da' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('bc402c50d70765b8a96b917b5ffe64da', -1, 1772053190, 1772053190, 'd849d8b4', 17, 0)

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