"Thu, 16 May 2024 12:14:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240516
Only TIME
12:14:16
General datetime
2024-05-16 12:14:16Z
For Database
2024-05-16 12:14:16
For HTTP1.1
Thu, 16 May 2024 12:14:16 GMT