Стулья на металлокаркасе
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=21694 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=21695 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=21755 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=21695 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=21755 limit 1