How can I make a unique photographic work? How to get creative inspiration for photography?

This is not a skill that can be practiced in a day or two, nor can you find the answer by asking questions here.

This is related to your technical level and artistic aesthetic power. Still need to learn more and look at the works of masters. Now online learning is very convenient and free of charge. As long as you study hard and persevere, I believe you will gain something.