MySQL Query Error:
SELECT CAT_VAT.*, CAT_PR.VAT_INCLUDED
FROM b_catalog_product CAT_PR
LEFT JOIN b_iblock_element BE ON (BE.ID = CAT_PR.ID)
LEFT JOIN b_catalog_iblock CAT_IB ON ((CAT_PR.VAT_ID IS NULL OR CAT_PR.VAT_ID = 0) AND CAT_IB.IBLOCK_ID = BE.IBLOCK_ID)
LEFT JOIN b_catalog_vat CAT_VAT ON (CAT_VAT.ID = IF((CAT_PR.VAT_ID IS NULL OR CAT_PR.VAT_ID = 0), CAT_IB.VAT_ID, CAT_PR.VAT_ID))
WHERE CAT_PR.ID = '275204'
AND CAT_VAT.ACTIVE='Y'
[[2006] MySQL server has gone away]