INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '392ef3c2ccc075087ae2b1fdc5dbedfa17991937eccd4204114f1254a1b46a60', 
    'xMdUNjqUH9UpGw7JC1BxvH7EVFq37kOruD2MqZp55sU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)