"Mon, 13 May 2024 07:59:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240513
Only TIME
07:59:34
General datetime
2024-05-13 07:59:34Z
For Database
2024-05-13 07:59:34
For HTTP1.1
Mon, 13 May 2024 07:59:34 GMT