定时发送邮件

jb/emailQueue.php

@@ -16,7 +16,7 @@
 
 	$datetime = date("Y-m-d H:i:s", time());
     
-    $sql['email_data'] = 'SELECT `id`,`params_json` FROM `ly_email_data_tmp` WHERE `schedule_time` < "{$datetime}" ORDER BY `id` ASC LIMIT 1;';
+    $sql['email_data'] = "SELECT `id`,`params_json` FROM `ly_email_data_tmp` WHERE `schedule_time` < '{$datetime}' ORDER BY `id` ASC LIMIT 1;";
 	
     $email_data = $db->query($sql['email_data'], 'Row');
 	if(empty($email_data)){