"Sun, 26 May 2024 09:08:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240526
Only TIME
09:08:18
General datetime
2024-05-26 09:08:18Z
For Database
2024-05-26 09:08:18
For HTTP1.1
Sun, 26 May 2024 09:08:18 GMT