"Sun, 28 Apr 2024 18:24:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240428
Only TIME
18:24:13
General datetime
2024-04-28 18:24:13Z
For Database
2024-04-28 18:24:13
For HTTP1.1
Sun, 28 Apr 2024 18:24:13 GMT