MySQL Error Occured
2006: MySQL server has gone away

QUERY = SELECT city.id AS city_id, city.name AS city_name, city.full_name AS city_full_name, city.url AS city_url, state.id AS state_id, state.name AS state_name, state.full_name AS state_full_name, state.url AS state_url, country.id AS country_id, country.name AS country_name, country.full_name AS country_full_name FROM `for-sale-ads`.sba_city AS city JOIN `for-sale-ads`.sba_state AS state ON (city.state_id = state.id) JOIN `for-sale-ads`.sba_country AS country ON (state.country_id=country.id) WHERE city.id = '3'