You have CID53 phone and XS or Setool don't support that CID for now.You can flash only with:

Flashing with jdflasher - Top Sony Forums

or

Flash K800 CID53 with K810 software CID53 (for begginers) - Top Sony Forums

Be carefull.

If you want to unlock, no free software supports cid 53 phones.
Only against payment.

Have a nice day