"Wed, 18 Sep 2024 23:15:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
23:15:17
General datetime
2024-09-18 23:15:17Z
For Database
2024-09-18 23:15:17
For HTTP1.1
Wed, 18 Sep 2024 23:15:17 GMT