Fatal error: Uncaught exception 'Exception' with message 'Error: MySQL server has gone away<br />Error No: 2006<br />UPDATE oc_product SET viewed = (viewed + 1) WHERE product_id = '8798'' in /home/u25485/siding-centr.ru/www/system/library/db/mysqli.php:43 Stack trace: #0 /home/u25485/siding-centr.ru/www/system/library/db.php(16): DB\MySQLi->query('UPDATE oc_produ...', Array) #1 /home/u25485/siding-centr.ru/www/system/storage/modification/catalog/model/catalog/product.php(4): DB->query('UPDATE oc_produ...') #2 [internal function]: ModelCatalogProduct->updateViewed('8798') #3 /home/u25485/siding-centr.ru/www/system/storage/modification/system/engine/loader.php(181): call_user_func_array(Array, Array) #4 [internal function]: Loader->{closure}(Array, Array) #5 /home/u25485/siding-centr.ru/www/system/engine/proxy.php(25): call_user_func_array(Object(Closure), Array) #6 /home/u25485/siding-centr.ru/www/system/storage/modification/catalog/controller/product/product.php(648): Proxy->__call('updateViewed', Array) #7 /home/u25485/s in /home/u25485/siding-centr.ru/www/system/library/db/mysqli.php on line 43