"Mon, 08 Jul 2024 12:49:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240708
Only TIME
12:49:15
General datetime
2024-07-08 12:49:15Z
For Database
2024-07-08 12:49:15
For HTTP1.1
Mon, 08 Jul 2024 12:49:15 GMT