Database Error System error: 110 Lost connection to MySQL server

[14kvision]

Hey everyone, I need some help with a problem, hopefully someone can help!?

For the past few days I've been receiving this email:

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Database error in vBulletin :

mysql_connect() [<a href='function.mysql-connect'>function.mysql-connect</a>]: Lost connection to MySQL server at 'reading initial communication packet', system error: 110
/home/XXXXX/XXXXXYYYYXXX.com/forum/includes/class_core.php on line 314

MySQL Error :
Error Number :
Request Date : Wednesday, July 20th 2011 @ 03:52:24 AM
Error Date : Wednesday, July 20th 2011 @ 03:54:30 AM
Script : http://www.XXXXYYYYYXXXXX.com/forum/...s&goto=newpost
Referrer :
IP Address : 66.249.XX.XX
Username :
Classname : vB_Database
MySQL Version :
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I replaced some of the information with "X's".

My question is, why am I receiving this? Everything on the forum seems to be working fine.