"Wed, 18 Sep 2024 16:39:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
16:39:00
General datetime
2024-09-18 16:39:00Z
For Database
2024-09-18 16:39:00
For HTTP1.1
Wed, 18 Sep 2024 16:39:00 GMT