"Wed, 11 Sep 2024 15:03:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240911
Only TIME
15:03:21
General datetime
2024-09-11 15:03:21Z
For Database
2024-09-11 15:03:21
For HTTP1.1
Wed, 11 Sep 2024 15:03:21 GMT