1030 - Got error 28 from storage engine

select p.products_id, pd.products_name, p.products_price, p.products_model, p.products_virtual, p.products_tax_class_id, pd.products_short_description, p.products_image, s.expires_date, p.products_vpe, p.products_vpe_status, p.products_vpe_value, s.specials_new_products_price from products p left join products_description pd on p.products_id = pd.products_id, specials s where p.products_status = '1' and p.products_id = s.products_id and pd.products_id = s.products_id and pd.language_id = '6' and s.status = '1' order by rand() LIMIT 0, 5

[XT SQL Error]