[Oscailt] Please help with Errors

[ROAD]

Hello,

I'm running Oscailt 3.0, and I've started getting the errors below.
You can take a look at the website and see what it looks like with the
errors:

http://roadnetwork.org

================
Internal Error

The site may be undergoing difficulties due to heavy load please try again
later!
================

================
database error : 1045 - Access denied for user 'apache'@'localhost' (using
password: NO)
(cached errors will attempt auto recovery within 5 minutes)

The site may be undergoing difficulties due to heavy load please try again
later!
================

================
database error : 2002 - Can't connect to local MySQL server through socket
'/tmp/mysql.sock' (11)
(cached errors will attempt auto recovery within 5 minutes)

The site may be undergoing difficulties due to heavy load please try again
later!
================

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