Problem with database!

PDOException: SQLSTATE[HY000] [1045] Access denied for user '346981_mysql_db'@'webhosting.crew.sk' (using password: YES) in /home/webhosting/w3962/files/web/uroboros-gaming.cz/ws/class/database.php:8
Stack trace:
#0 /home/webhosting/w3962/files/web/uroboros-gaming.cz/ws/class/database.php(8): PDO->__construct()
#1 /home/webhosting/w3962/files/web/uroboros-gaming.cz/ws/index.php(7): DataBase->__construct()
#2 {main}