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