"Mon, 15 Jul 2024 17:04:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240715
Only TIME
17:04:48
General datetime
2024-07-15 17:04:48Z
For Database
2024-07-15 17:04:48
For HTTP1.1
Mon, 15 Jul 2024 17:04:48 GMT