"Sun, 09 Jun 2024 04:01:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240609
Only TIME
04:01:02
General datetime
2024-06-09 04:01:02Z
For Database
2024-06-09 04:01:02
For HTTP1.1
Sun, 09 Jun 2024 04:01:02 GMT