Merge pull request #51 from DanielEScherzer/patch-1

FunctionEvaluator: fix typo `UNIX_TIMESTAPM()` -> `UNIX_TIMESTAMP()`

Author: muglug

src/Processor/Expression/FunctionEvaluator.php

@@ -903,7 +903,7 @@ private static function sqlUnixTimestamp(
                 }
                 return \strtotime($column) ?: null;
             default:
-                throw new ProcessorException("MySQL UNIX_TIMESTAPM() SQLFake only implemented for 0 or 1 argument");
+                throw new ProcessorException("MySQL UNIX_TIMESTAMP() SQLFake only implemented for 0 or 1 argument");
         }
     }