select max(sd_id) from final table
(insert into Sd_Source  
select ifnull(max(sd_id), 0) + 1, 1, '030006080' 
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())       
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 2, '000000900'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 3, '700020000'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all 
select ifnull(max(sd_id), 0) + 1, 4, '201070500'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 5, '007000600'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 6, '005060801'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 7, '000740009'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 8, '008000200'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
union all
select ifnull(max(sd_id), 0) + 1, 9, '070500030'
     , ifnull(max(sd_id), 0) + 1, timestamp(generate_unique())
  from Sd_Source 
);