Thinkphp3.2.3 always prompts that the data table does not exist, but it does

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$m=M("pay_card");

            $d["paycard_no"] = auto_no();
            $d["paycard_amount"] = 1 * 100;
            $d["paycard_createtime"] = time();
            $result = $m->add($d);
Php
Mar.01,2021

Xerox payroll cardholders? Silly


doesn't that mean it doesn't exist?
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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b9fd19-43a41.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b9fd19-43a41.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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