"Fri, 20 Sep 2024 17:39:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
17:39:57
General datetime
2024-09-20 17:39:57Z
For Database
2024-09-20 17:39:57
For HTTP1.1
Fri, 20 Sep 2024 17:39:57 GMT