string(520) "Error: MySQL server has gone away<br />Error No: 2006<br />SELECT p2v.product_id, cov.option_id, covd.name FROM category_option_value cov LEFT JOIN category_option_value_description covd ON (covd.value_id = cov.value_id) LEFT JOIN product_to_value p2v ON (cov.value_id = p2v.value_id) WHERE covd.language_id = '1' AND p2v.product_id IN (168,139,9801,3297,4422,4055,2958,9641,12306,2491,2125,4442,7723,4361,7158,12603,12119,2782,11424,284,3245,3974,2387,2282,164,4220,4297,7654,200,179) ORDER BY cov.sort_order, covd.name"