"Mon, 24 Jun 2024 19:19:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
19:19:20
General datetime
2024-06-24 19:19:20Z
For Database
2024-06-24 19:19:20
For HTTP1.1
Mon, 24 Jun 2024 19:19:20 GMT