getting an error 

after ```await vec.create_tables()``` 
or ```await vec.upsert([
    (uuid.uuid4(), '''{"animal":"fox"}''', "the brown fox", [1.0,1.3]),
    (uuid.uuid4(), '''{"animal":"fox", "action":"jump"}''', "jumped over the", [1.0,10.8]),
])``
i am getting an error: 
```ValueError: invalid literal for int() with base 10: 'P' ```