"Mon, 13 May 2024 00:28:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240513
Only TIME
00:28:08
General datetime
2024-05-13 00:28:08Z
For Database
2024-05-13 00:28:08
For HTTP1.1
Mon, 13 May 2024 00:28:08 GMT