"Mon, 06 May 2024 20:20:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240506
Only TIME
20:20:31
General datetime
2024-05-06 20:20:31Z
For Database
2024-05-06 20:20:31
For HTTP1.1
Mon, 06 May 2024 20:20:31 GMT