"Wed, 18 Sep 2024 19:38:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
19:38:57
General datetime
2024-09-18 19:38:57Z
For Database
2024-09-18 19:38:57
For HTTP1.1
Wed, 18 Sep 2024 19:38:57 GMT