string(471) "Error: MySQL server has gone away<br />Error No: 2006<br />SELECT COUNT(DISTINCT ps.product_id) AS total FROM product_special ps LEFT JOIN product p ON (ps.product_id = p.product_id) LEFT JOIN product_to_store p2s ON (p.product_id = p2s.product_id) WHERE p.status = '1' AND p.date_available <= NOW() AND p2s.store_id = '0' AND ps.customer_group_id = '8' AND ((ps.date_start = '0000-00-00' OR ps.date_start < NOW()) AND (ps.date_end = '0000-00-00' OR ps.date_end > NOW()))"