Index: mysql.c
===================================================================
--- mysql.c.orig
+++ mysql.c
@@ -1362,6 +1362,7 @@ static VALUE stmt_execute(int argc, VALU
                     t.day = FIX2INT(RARRAY_PTR(a)[3]);
                     t.month = FIX2INT(RARRAY_PTR(a)[4]);
                     t.year = FIX2INT(RARRAY_PTR(a)[5]);
+                    t.time_type = MYSQL_TYPE_DATETIME;
                     *(MYSQL_TIME*)&(s->param.buffer[i]) = t;
                 } else if (CLASS_OF(argv[i]) == cMysqlTime) {
                     MYSQL_TIME t;
@@ -1375,6 +1376,7 @@ static VALUE stmt_execute(int argc, VALU
                     t.day = NUM2INT(rb_iv_get(argv[i], "day"));
                     t.month = NUM2INT(rb_iv_get(argv[i], "month"));
                     t.year = NUM2INT(rb_iv_get(argv[i], "year"));
+                    t.time_type = MYSQL_TYPE_DATETIME;
                     *(MYSQL_TIME*)&(s->param.buffer[i]) = t;
                 } else
                     rb_raise(rb_eTypeError, "unsupported type: %d", TYPE(argv[i]));
@@ -1700,26 +1702,26 @@ static VALUE time_initialize(int argc, V
 static VALUE time_inspect(VALUE obj)
 {
     char buf[36];
-    sprintf(buf, "#<Mysql::Time:%04d-%02d-%02d %02d:%02d:%02d>",
-	    NUM2INT(rb_iv_get(obj, "year")),
-	    NUM2INT(rb_iv_get(obj, "month")),
-	    NUM2INT(rb_iv_get(obj, "day")),
-	    NUM2INT(rb_iv_get(obj, "hour")),
-	    NUM2INT(rb_iv_get(obj, "minute")),
-	    NUM2INT(rb_iv_get(obj, "second")));
+    sprintf(buf, "#<Mysql::Time:%04ld-%02ld-%02ld %02ld:%02ld:%02ld>",
+	    NUM2LONG(rb_iv_get(obj, "year")),
+	    NUM2LONG(rb_iv_get(obj, "month")),
+	    NUM2LONG(rb_iv_get(obj, "day")),
+	    NUM2LONG(rb_iv_get(obj, "hour")),
+	    NUM2LONG(rb_iv_get(obj, "minute")),
+	    NUM2LONG(rb_iv_get(obj, "second")));
     return rb_str_new2(buf);
 }
 
 static VALUE time_to_s(VALUE obj)
 {
     char buf[20];
-    sprintf(buf, "%04d-%02d-%02d %02d:%02d:%02d",
-	    NUM2INT(rb_iv_get(obj, "year")),
-	    NUM2INT(rb_iv_get(obj, "month")),
-	    NUM2INT(rb_iv_get(obj, "day")),
-	    NUM2INT(rb_iv_get(obj, "hour")),
-	    NUM2INT(rb_iv_get(obj, "minute")),
-	    NUM2INT(rb_iv_get(obj, "second")));
+    sprintf(buf, "%04ld-%02ld-%02ld %02ld:%02ld:%02ld",
+	    NUM2LONG(rb_iv_get(obj, "year")),
+	    NUM2LONG(rb_iv_get(obj, "month")),
+	    NUM2LONG(rb_iv_get(obj, "day")),
+	    NUM2LONG(rb_iv_get(obj, "hour")),
+	    NUM2LONG(rb_iv_get(obj, "minute")),
+	    NUM2LONG(rb_iv_get(obj, "second")));
     return rb_str_new2(buf);
 }