"Mon, 10 Jun 2024 19:31:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240610
Only TIME
19:31:37
General datetime
2024-06-10 19:31:37Z
For Database
2024-06-10 19:31:37
For HTTP1.1
Mon, 10 Jun 2024 19:31:37 GMT