некоторые индексы не работают

[xirosima]

Как победить?

# Query_time: 5.673262  Lock_time: 0.000247 Rows_sent: 44194  Rows_examined: 265180
use lepnina-oboi;
SET timestamp=1499070785;
SELECT p.product_id, (SELECT AVG(rating) AS total FROM `oc_review` r1 WHERE r1.product_id = p.product_id AND r1.status = '1' GROUP BY r1.product_id) AS rating, (SELECT price FROM `oc_product_discount` pd2 WHERE pd2.product_id = p.product_id AND pd2.customer_group_id = '1' AND pd2.quantity = '1' AND ((pd2.date_start = '0000-00-00' OR pd2.date_start < NOW()) AND (pd2.date_end = '0000-00-00' OR pd2.date_end > NOW())) ORDER BY pd2.priority ASC, pd2.price ASC LIMIT 1) AS discount, (SELECT price FROM `oc_product_special` ps WHERE ps.product_id = p.product_id AND ps.customer_group_id = '1' AND ((ps.date_start = '0000-00-00' OR ps.date_start < NOW()) AND (ps.date_end = '0000-00-00' OR ps.date_end > NOW())) ORDER BY ps.priority ASC, ps.price ASC LIMIT 1) AS special FROM `oc_product` p LEFT JOIN `oc_product_to_category` p2c ON (p2c.product_id = p.product_id) LEFT JOIN `oc_product_description` pd ON (p.product_id = pd.product_id) LEFT JOIN `oc_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 pd.language_id = '1' AND p2c.category_id = '44' GROUP BY p.product_id ORDER BY p.sort_order ASC, LCASE(pd.name) ASC LIMIT 0,9223372036854775807;