"Mon, 06 May 2024 16:23:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240506
Only TIME
16:23:56
General datetime
2024-05-06 16:23:56Z
For Database
2024-05-06 16:23:56
For HTTP1.1
Mon, 06 May 2024 16:23:56 GMT