"Mon, 26 Feb 2024 11:20:26"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240226
Only TIME
11:20:26
General datetime
2024-02-26 11:20:26Z
For Database
2024-02-26 11:20:26
For HTTP1.1
Mon, 26 Feb 2024 11:20:26 GMT