"Sun, 26 May 2024 11:31:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240526
Only TIME
11:31:23
General datetime
2024-05-26 11:31:23Z
For Database
2024-05-26 11:31:23
For HTTP1.1
Sun, 26 May 2024 11:31:23 GMT