Will pressure testing put on the same key with pessimistic transactions result in a write conflict error?

[HughPenn]

As stated in the title

[pingyu]

It should not. Pessimistic transactions will acquire the lock of keys before prewrite. Once the locks are acquired, other transactions (try to lock these keys as well) are blocked.

[Xusm1129]

It should not. Pessimistic transactions will acquire the lock of keys before prewrite. Once the locks are acquired, other transactions (try to lock these keys as well) are blocked.

How can I lock a row of data via a specific primary key, even if it won't be modified?