Warning: PDOStatement::execute(): MySQL server has gone away  in /var/www/html/lib/Zend/Db/Statement/Pdo.php on line 228

#0 [internal function]: mageCoreErrorHandler(2, 'PDOStatement::e...', '/var/www/html/l...', 228, Array)
#1 /var/www/html/lib/Zend/Db/Statement/Pdo.php(228): PDOStatement->execute(Array)
#2 /var/www/html/lib/Varien/Db/Statement/Pdo/Mysql.php(110): Zend_Db_Statement_Pdo->_execute(Array)
#3 /var/www/html/app/code/core/Zend/Db/Statement.php(291): Varien_Db_Statement_Pdo_Mysql->_execute(Array)
#4 /var/www/html/lib/Zend/Db/Adapter/Abstract.php(480): Zend_Db_Statement->execute(Array)
#5 /var/www/html/lib/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SELECT `core_ur...', Array)
#6 /var/www/html/lib/Varien/Db/Adapter/Pdo/Mysql.php(504): Zend_Db_Adapter_Pdo_Abstract->query('SELECT `core_ur...', Array)
#7 /var/www/html/lib/Zend/Db/Adapter/Abstract.php(737): Varien_Db_Adapter_Pdo_Mysql->query('SELECT `core_ur...', Array)
#8 /var/www/html/app/code/core/Mage/Core/Model/Resource/Url/Rewrite.php(151): Zend_Db_Adapter_Abstract->fetchAll(Object(Varien_Db_Select), Array)
#9 /var/www/html/app/code/core/Mage/Core/Model/Url/Rewrite.php(100): Mage_Core_Model_Resource_Url_Rewrite->loadByRequestPath(Object(GoMage_Checkout_Model_Url_Rewrite), Array)
#10 /var/www/html/app/code/core/Mage/Core/Model/Url/Rewrite/Request.php(139): Mage_Core_Model_Url_Rewrite->loadByRequestPath(Array)
#11 /var/www/html/app/code/core/Mage/Core/Model/Url/Rewrite/Request.php(116): Mage_Core_Model_Url_Rewrite_Request->_rewriteDb()
#12 /var/www/html/app/code/core/Mage/Core/Controller/Varien/Front.php(165): Mage_Core_Model_Url_Rewrite_Request->rewrite()
#13 /var/www/html/app/code/core/Mage/Core/Model/App.php(381): Mage_Core_Controller_Varien_Front->dispatch()
#14 /var/www/html/app/Mage.php(686): Mage_Core_Model_App->run(Array)
#15 /var/www/html/index.php(84): Mage::run('', 'store')
#16 {main}