"Tue, 17 Sep 2024 18:55:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240917
Only TIME
18:55:20
General datetime
2024-09-17 18:55:20Z
For Database
2024-09-17 18:55:20
For HTTP1.1
Tue, 17 Sep 2024 18:55:20 GMT