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CREATE TABLE sportusers ( id INT AUTO_INCREMENT PRIMARY KEY, phone VARCHAR(100), userdate DATETIME DEFAULT CURRENT_TIMESTAMP ); INSERT INTO sportusers (userdate, phone) VALUES (NOW(), '123456'); SELECT * FROM sportusers;
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<?php $phone = '1234567'; $sql = "INSERT INTO sportusers (userdate, phone) SELECT NOW(), :userphone WHERE NOT EXISTS ( SELECT 1 FROM sportusers s2 WHERE s2.phone = :userphone AND userdate > date_sub(now(), interval 12 HOUR) )"; $stmt = $pdo->prepare($sql); $res = $stmt->execute([':userphone' => $phone]); if($stmt->rowCount() > 0 ){ echo "Запись сделана"; } else { echo "Try later"; }
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