"Tue, 24 Sep 2024 20:15:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240924
Only TIME
20:15:20
General datetime
2024-09-24 20:15:20Z
For Database
2024-09-24 20:15:20
For HTTP1.1
Tue, 24 Sep 2024 20:15:20 GMT