"Thu, 12 Sep 2024 21:15:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240912
Only TIME
21:15:00
General datetime
2024-09-12 21:15:00Z
For Database
2024-09-12 21:15:00
For HTTP1.1
Thu, 12 Sep 2024 21:15:00 GMT