"Fri, 19 Apr 2024 18:21:29"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240419
Only TIME
18:21:29
General datetime
2024-04-19 18:21:29Z
For Database
2024-04-19 18:21:29
For HTTP1.1
Fri, 19 Apr 2024 18:21:29 GMT