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

#0 /srv/www/production/releases/20150615215148/lib/Zend/Db/Statement.php(283): Zend_Db_Statement_Pdo->_execute(Array)
#1 /srv/www/production/releases/20150615215148/lib/Zend/Db/Adapter/Abstract.php(406): Zend_Db_Statement->execute(Array)
#2 /srv/www/production/releases/20150615215148/lib/Zend/Db/Adapter/Pdo/Abstract.php(206): Zend_Db_Adapter_Abstract->query(Object(Varien_Db_Select), Array)
#3 /srv/www/production/releases/20150615215148/lib/Varien/Db/Adapter/Pdo/Mysql.php(230): Zend_Db_Adapter_Pdo_Abstract->query(Object(Varien_Db_Select), Array)
#4 /srv/www/production/releases/20150615215148/lib/Zend/Db/Adapter/Abstract.php(636): Varien_Db_Adapter_Pdo_Mysql->query(Object(Varien_Db_Select), Array)
#5 /srv/www/production/releases/20150615215148/app/code/core/Mage/CatalogSearch/Model/Mysql4/Query.php(63): Zend_Db_Adapter_Abstract->fetchRow(Object(Varien_Db_Select), Array)
#6 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Model/Abstract.php(216): Mage_CatalogSearch_Model_Mysql4_Query->load(Object(Mage_CatalogSearch_Model_Query), 'printer_categor...', NULL)
#7 /srv/www/production/releases/20150615215148/app/code/core/Mage/Catalog/Helper/Category.php(189): Mage_Core_Model_Abstract->load('printer_categor...')
#8 /srv/www/production/releases/20150615215148/app/code/core/Mage/Catalog/Block/Category/Terminal/Filters.php(13): Mage_Catalog_Helper_Category->getTerminalSearchQuery()
#9 /srv/www/production/releases/20150615215148/app/code/core/Mage/CatalogSearch/Block/Filters.php(35): Mage_Catalog_Block_Category_Terminal_Filters->getCollection()
#10 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Block/Abstract.php(199): Mage_CatalogSearch_Block_Filters->_prepareLayout()
#11 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Model/Layout.php(444): Mage_Core_Block_Abstract->setLayout(Object(Mage_Core_Model_Layout))
#12 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Model/Layout.php(229): Mage_Core_Model_Layout->addBlock('Mage_Catalog_Bl...', 'catalog.leftfil...')
#13 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Model/Layout.php(195): Mage_Core_Model_Layout->_generateBlock(Object(Mage_Core_Model_Layout_Element), Object(Mage_Core_Model_Layout_Element))
#14 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Model/Layout.php(200): Mage_Core_Model_Layout->generateBlocks(Object(Mage_Core_Model_Layout_Element))
#15 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Controller/Varien/Action.php(285): Mage_Core_Model_Layout->generateBlocks()
#16 /srv/www/production/releases/20150615215148/app/code/core/Mage/Catalog/controllers/CategoryController.php(87): Mage_Core_Controller_Varien_Action->generateLayoutBlocks()
#17 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Controller/Varien/Action.php(349): Mage_Catalog_CategoryController->viewAction()
#18 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(163): Mage_Core_Controller_Varien_Action->dispatch('view')
#19 /srv/www/production/releases/20150615215148/app/code/core/Mage/Core/Controller/Varien/Front.php(174): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#20 /srv/www/production/releases/20150615215148/app/Mage.php(448): Mage_Core_Controller_Varien_Front->dispatch()
#21 /srv/www/production/releases/20150615215148/index.php(52): Mage::run()
#22 {main}