SQLSTATE[HY000]: General error: 2013 Lost connection to MySQL server during query

#0 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/Mage.php(462): Mage_Core_Model_Config->getModelInstance('eav/entity_attr...', 'SQLSTATE[HY000]...')
#1 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Eav/Model/Entity/Abstract.php(661): Mage::getModel('eav/entity_attr...', 'SQLSTATE[HY000]...')
#2 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Eav/Model/Entity/Abstract.php(1624): Mage_Eav_Model_Entity_Abstract->walkAttributes('backend/afterLo...', Array)
#3 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Eav/Model/Entity/Abstract.php(964): Mage_Eav_Model_Entity_Abstract->_afterLoad(Object(Binea_ShopSync_Model_Product))
#4 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Catalog/Model/Resource/Abstract.php(698): Mage_Eav_Model_Entity_Abstract->load(Object(Binea_ShopSync_Model_Product), 201190, NULL)
#5 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Model/Abstract.php(225): Mage_Catalog_Model_Resource_Abstract->load(Object(Binea_ShopSync_Model_Product), 201190, NULL)
#6 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/local/Binea/Default2/Model/Observer.php(10): Mage_Core_Model_Abstract->load(201190)
#7 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Model/App.php(1338): Binea_Default2_Model_Observer->catalogProductViewPredispatch(Object(Varien_Event_Observer))
#8 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Model/App.php(1317): Mage_Core_Model_App->_callObserverMethod(Object(Binea_Default2_Model_Observer), 'catalogProductV...', Object(Varien_Event_Observer))
#9 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/Mage.php(447): Mage_Core_Model_App->dispatchEvent('controller_acti...', Array)
#10 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Controller/Varien/Action.php(532): Mage::dispatchEvent('controller_acti...', Array)
#11 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Controller/Front/Action.php(64): Mage_Core_Controller_Varien_Action->preDispatch()
#12 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Controller/Varien/Action.php(408): Mage_Core_Controller_Front_Action->preDispatch()
#13 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('view')
#14 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Controller/Varien/Front.php(176): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#15 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/code/core/Mage/Core/Model/App.php(354): Mage_Core_Controller_Varien_Front->dispatch()
#16 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/app/Mage.php(683): Mage_Core_Model_App->run(Array)
#17 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/index_base.php(69): Mage::run('', 'store')
#18 /var/sites/velooxygen2/publish/velooxygen2-201810-0819-rev8739/www/index.php(2): include('/var/sites/velo...')
#19 {main}