"Mon, 27 May 2024 05:03:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240527
Only TIME
05:03:47
General datetime
2024-05-27 05:03:47Z
For Database
2024-05-27 05:03:47
For HTTP1.1
Mon, 27 May 2024 05:03:47 GMT