"Mon, 01 Jul 2024 20:02:03"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240701
Only TIME
20:02:03
General datetime
2024-07-01 20:02:03Z
For Database
2024-07-01 20:02:03
For HTTP1.1
Mon, 01 Jul 2024 20:02:03 GMT