"Sun, 28 Apr 2024 19:59:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240428
Only TIME
19:59:23
General datetime
2024-04-28 19:59:23Z
For Database
2024-04-28 19:59:23
For HTTP1.1
Sun, 28 Apr 2024 19:59:23 GMT