"Mon, 06 May 2024 11:20:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240506
Only TIME
11:20:47
General datetime
2024-05-06 11:20:47Z
For Database
2024-05-06 11:20:47
For HTTP1.1
Mon, 06 May 2024 11:20:47 GMT