"Sun, 26 May 2024 20:00:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240526
Only TIME
20:00:42
General datetime
2024-05-26 20:00:42Z
For Database
2024-05-26 20:00:42
For HTTP1.1
Sun, 26 May 2024 20:00:42 GMT