SQLSTATE[HY000]: General error: 2006 MySQL server has gone away

#0 /home/lanmaster/matreshka/www/vendor/shardj/zf1-future/library/Zend/Db/Adapter/Pdo/Abstract.php(334): PDO->beginTransaction()
#1 /home/lanmaster/matreshka/www/vendor/shardj/zf1-future/library/Zend/Db/Adapter/Abstract.php(496): Zend_Db_Adapter_Pdo_Abstract->_beginTransaction()
#2 /home/lanmaster/matreshka/www/lib/Varien/Db/Adapter/Pdo/Mysql.php(231): Zend_Db_Adapter_Abstract->beginTransaction()
#3 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Model/Resource/Abstract.php(56): Varien_Db_Adapter_Pdo_Mysql->beginTransaction()
#4 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Model/Abstract.php(375): Mage_Core_Model_Resource_Abstract->beginTransaction()
#5 /home/lanmaster/matreshka/www/app/code/core/Mage/Log/Model/Visitor.php(218): Mage_Core_Model_Abstract->save()
#6 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Model/App.php(1490): Mage_Log_Model_Visitor->initByRequest()
#7 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Model/App.php(1466): Mage_Core_Model_App->_callObserverMethod()
#8 /home/lanmaster/matreshka/www/app/Mage.php(526): Mage_Core_Model_App->dispatchEvent()
#9 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Controller/Varien/Action.php(532): Mage::dispatchEvent()
#10 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Controller/Front/Action.php(50): Mage_Core_Controller_Varien_Action->preDispatch()
#11 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Controller/Varien/Action.php(413): Mage_Core_Controller_Front_Action->preDispatch()
#12 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(261): Mage_Core_Controller_Varien_Action->dispatch()
#13 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Controller/Varien/Front.php(179): Mage_Core_Controller_Varien_Router_Standard->match()
#14 /home/lanmaster/matreshka/www/app/code/core/Mage/Core/Model/App.php(351): Mage_Core_Controller_Varien_Front->dispatch()
#15 /home/lanmaster/matreshka/www/app/Mage.php(766): Mage_Core_Model_App->run()
#16 /home/lanmaster/matreshka/www/index.php(55): Mage::run()
#17 {main}