"Tue, 17 Sep 2024 19:15:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240917
Only TIME
19:15:19
General datetime
2024-09-17 19:15:19Z
For Database
2024-09-17 19:15:19
For HTTP1.1
Tue, 17 Sep 2024 19:15:19 GMT