#31610 [Bug]: Redis Semantic cache not working as expected
### Check for existing issues
- [x] I have searched the existing issues and checked that my issue is not a duplicate.
### What happened?
A bug happened! I would like to reopen this ticket with same issue.. https://github.com/BerriAI/litellm/issues/6954
### Steps to Reproduce
1. any prompt with exact match hash value will work , doesnt call the llm 2nd time. 2. Semantic cache worked only 1 time rest failed. Prompt with slight mismatch will call llm backend everytime.. Cache miss happened most of the time
### Relevant log output
```shell
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### What part of LiteLLM is this about?
_No response_
### What LiteLLM version are you on ?
LiteLLM: Current Version = 1.90.0
### Twitter / LinkedIn details
_No response_