"Sun, 09 Jun 2024 21:03:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
21:03:57
General datetime
2024-06-09 21:03:57Z
For Database
2024-06-09 21:03:57
For HTTP1.1
Sun, 09 Jun 2024 21:03:57 GMT