"Wed, 18 Sep 2024 20:02:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
20:02:09
General datetime
2024-09-18 20:02:09Z
For Database
2024-09-18 20:02:09
For HTTP1.1
Wed, 18 Sep 2024 20:02:09 GMT