select p.products_id,
p.products_image,
p.products_price,
p.products_model,
pd.products_name,
p.products_tax_class_id
from products p,
products_description pd,
products_to_categories pc
where p.products_id = pc.products_id
and p.products_id = pd.products_id
and p.products_id != '447'
and p.products_status = '1'
and pc.categories_id = '51'
and pd.language_id = '1'
order by RAND() asc
limit 5