"Mon, 03 Jun 2024 18:34:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240603
Only TIME
18:34:42
General datetime
2024-06-03 18:34:42Z
For Database
2024-06-03 18:34:42
For HTTP1.1
Mon, 03 Jun 2024 18:34:42 GMT