Мы ответим на Ваши вопросы
Велосипеды
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12354 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12571 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12311 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12312 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12347 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12571 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12311 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12312 limit 1
select st1+st2+st3+st4+st5 as count, st5 as sklad 0 as stor from catalog_params where idt=12347 limit 1