"Fri, 20 Sep 2024 14:54:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
14:54:44
General datetime
2024-09-20 14:54:44Z
For Database
2024-09-20 14:54:44
For HTTP1.1
Fri, 20 Sep 2024 14:54:44 GMT