declare @delay varchar(10) ;
with servers as 
(select 'server1' [name], '05' [seconds] union all 
select 'server2' [name], '10' [seconds] union all 
select 'server3' [name], '15' [seconds] union all 
select 'server4' [name], '20' [seconds] union all 
select 'server5' [name], '25' [seconds] union all 
select 'server6' [name], '30' [seconds] union all 
select 'server7' [name], '35' [seconds] union all 
select 'server8' [name], '40' [seconds] union all 
select 'server9' [name], '45' [seconds] union all 
select 'server10' [name], '50' [seconds] 
)

select @delay = '00:00:'+name 
from servers 
where name=@@servername 

select @delay=isnull(@delay,'00:00:00')

waitfor delay @delay 

/*your query*/
select .....