"Fri, 13 Sep 2024 21:39:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240913
Only TIME
21:39:20
General datetime
2024-09-13 21:39:20Z
For Database
2024-09-13 21:39:20
For HTTP1.1
Fri, 13 Sep 2024 21:39:20 GMT