phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'b0ff09d66542378f845aa05db0b34c29' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('b0ff09d66542378f845aa05db0b34c29', -1, 1776443127, 1776443127, 'd849d84c', -9, 0)

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