"Wed, 18 Sep 2024 02:40:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
02:40:10
General datetime
2024-09-18 02:40:10Z
For Database
2024-09-18 02:40:10
For HTTP1.1
Wed, 18 Sep 2024 02:40:10 GMT