"Thu, 21 Nov 2024 21:45:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241121
Only TIME
21:45:20
General datetime
2024-11-21 21:45:20Z
For Database
2024-11-21 21:45:20
For HTTP1.1
Thu, 21 Nov 2024 21:45:20 GMT