"Fri, 20 Sep 2024 21:13:43"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
21:13:43
General datetime
2024-09-20 21:13:43Z
For Database
2024-09-20 21:13:43
For HTTP1.1
Fri, 20 Sep 2024 21:13:43 GMT