"Sun, 28 Apr 2024 18:23:59"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240428
Only TIME
18:23:59
General datetime
2024-04-28 18:23:59Z
For Database
2024-04-28 18:23:59
For HTTP1.1
Sun, 28 Apr 2024 18:23:59 GMT