"Thu, 18 Jul 2024 06:40:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240718
Only TIME
06:40:51
General datetime
2024-07-18 06:40:51Z
For Database
2024-07-18 06:40:51
For HTTP1.1
Thu, 18 Jul 2024 06:40:51 GMT