"Wed, 18 Sep 2024 14:27:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
14:27:52
General datetime
2024-09-18 14:27:52Z
For Database
2024-09-18 14:27:52
For HTTP1.1
Wed, 18 Sep 2024 14:27:52 GMT