"Sun, 28 Jul 2024 17:05:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240728
Only TIME
17:05:18
General datetime
2024-07-28 17:05:18Z
For Database
2024-07-28 17:05:18
For HTTP1.1
Sun, 28 Jul 2024 17:05:18 GMT