"Sun, 09 Jun 2024 21:03:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
21:03:47
General datetime
2024-06-09 21:03:47Z
For Database
2024-06-09 21:03:47
For HTTP1.1
Sun, 09 Jun 2024 21:03:47 GMT