"Thu, 18 Apr 2024 20:00:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240418
Only TIME
20:00:49
General datetime
2024-04-18 20:00:49Z
For Database
2024-04-18 20:00:49
For HTTP1.1
Thu, 18 Apr 2024 20:00:49 GMT