Class mysql, function error.

Query: error while complate query
  • SELECT `id`, `title` FROM catalogGroups WHERE `ownerId` = '289' AND `navigationShow`='y' ORDER BY `position`
    MySQL server has gone away

    Query history:
    SET NAMES utf8
    SELECT `category`, `type`, `name`, `value`, `description`, `lang` FROM config
    select `id`, `ownerId`, `title` FROM `catalogGroups`
    SELECT COUNT(`id`), `redirect`, `descript` FROM `catalogGroups` WHERE `id` = '178' GROUP BY `id`
    SELECT `catalogGroups`.`id`, `catalogGroups`.`title`, `catalogGroups`.`photo`, `catalogGroups`.`descript`, COUNT(`catalog`.`id`), `catalogGroups`.`lang` FROM `catalogGroups` LEFT JOIN `catalog` ON `catalogGroups`.`id` = `catalog`.`ownerId` WHERE `catalogGroups`.`ownerId` = '178' && `catalogGroups`.`lang` = 'ru' GROUP BY `catalogGroups`.`id` ORDER BY `catalogGroups`.`position`;
    SELECT `id`, `ownerId`, `title`, `pageTitle`, `template`, `navigationShow`, `navigationMainTitle`, `md`, `mk`, `title_nav` FROM `catalogGroups` WHERE `lang` = 'ru'
    SELECT `title`, `template`, `pageTitle`, `md`, `mk`, `title_nav` FROM `catalogGroups` WHERE `id` = '178'
    SELECT `value` FROM `config` WHERE `type`='api' AND `name`='slogan'
    SELECT `value` FROM `config` WHERE `type`='api' AND `name`='headerContacts'
    SELECT `id`, `title` FROM catalogGroups WHERE `ownerId` = '0' AND `navigationShow`='y' ORDER BY `position`
    SELECT `id`, `title` FROM catalogGroups WHERE `ownerId` = '711' AND `navigationShow`='y' ORDER BY `position`
    SELECT `id`, `title` FROM catalogGroups WHERE `ownerId` = '289' AND `navigationShow`='y' ORDER BY `position`