"Tue, 17 Sep 2024 15:42:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240917
Only TIME
15:42:18
General datetime
2024-09-17 15:42:18Z
For Database
2024-09-17 15:42:18
For HTTP1.1
Tue, 17 Sep 2024 15:42:18 GMT