"Fri, 20 Sep 2024 04:31:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
04:31:54
General datetime
2024-09-20 04:31:54Z
For Database
2024-09-20 04:31:54
For HTTP1.1
Fri, 20 Sep 2024 04:31:54 GMT