"Fri, 13 Sep 2024 21:21:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240913
Only TIME
21:21:39
General datetime
2024-09-13 21:21:39Z
For Database
2024-09-13 21:21:39
For HTTP1.1
Fri, 13 Sep 2024 21:21:39 GMT