Mysql error

[Tuxedo Pengu1n]

Hay im new here trying to learn how to set one of these up..I finally got it up but now it isnt working..i try to register and i get this error:
Could not create a mySQL connection, please check the SQL values entered

MySQL error was : Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)

[Nibbler]

You'll need to ask your webhost.