"Wed, 18 Sep 2024 04:34:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240918
Only TIME
04:34:40
General datetime
2024-09-18 04:34:40Z
For Database
2024-09-18 04:34:40
For HTTP1.1
Wed, 18 Sep 2024 04:34:40 GMT