"Mon, 27 May 2024 12:47:24"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240527
Only TIME
12:47:24
General datetime
2024-05-27 12:47:24Z
For Database
2024-05-27 12:47:24
For HTTP1.1
Mon, 27 May 2024 12:47:24 GMT