phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ac5265a1bf77d79e2d0c8326424b74ca' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('ac5265a1bf77d79e2d0c8326424b74ca', -1, 1770464992, 1770464992, 'd849d802', -9, 0)

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