Internal Server Error

SQLSTATE[HY000] [1045] Access denied for user 'cpuserwebsitereadonly'@'104.40.88.152' (using password: YES) [D:\home\site\wwwroot\internal\lib\db\sql.php:505]

[D:/home/site/wwwroot/internal/lib/db/sql.php:505] PDO->__construct('mysql:host=cpblogtables.westus.cloudapp.azure.com;port=3306;dbname=anchor','cpuserwebsitereadonly','Zs&YeC20A7x6b2j',[1002=>'SET NAMES utf8;'])
[D:/home/site/wwwroot/index.php:29] DB\SQL->__construct('mysql:host=cpblogtables.westus.cloudapp.azure.com;port=3306;dbname=anchor','cpuserwebsitereadonly','Zs&YeC20A7x6b2j')