"Fri, 20 Sep 2024 17:40:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
17:40:17
General datetime
2024-09-20 17:40:17Z
For Database
2024-09-20 17:40:17
For HTTP1.1
Fri, 20 Sep 2024 17:40:17 GMT