"Mon, 27 May 2024 12:36:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240527
Only TIME
12:36:19
General datetime
2024-05-27 12:36:19Z
For Database
2024-05-27 12:36:19
For HTTP1.1
Mon, 27 May 2024 12:36:19 GMT