"Fri, 20 Sep 2024 04:15:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
04:15:45
General datetime
2024-09-20 04:15:45Z
For Database
2024-09-20 04:15:45
For HTTP1.1
Fri, 20 Sep 2024 04:15:45 GMT