"Mon, 24 Jun 2024 13:37:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240624
Only TIME
13:37:04
General datetime
2024-06-24 13:37:04Z
For Database
2024-06-24 13:37:04
For HTTP1.1
Mon, 24 Jun 2024 13:37:04 GMT