"Fri, 19 Apr 2024 16:08:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240419
Only TIME
16:08:09
General datetime
2024-04-19 16:08:09Z
For Database
2024-04-19 16:08:09
For HTTP1.1
Fri, 19 Apr 2024 16:08:09 GMT