"Mon, 25 Mar 2024 18:21:53"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240325
Only TIME
18:21:53
General datetime
2024-03-25 18:21:53Z
For Database
2024-03-25 18:21:53
For HTTP1.1
Mon, 25 Mar 2024 18:21:53 GMT