INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b71ee1fa258ada6f12128a4f599c1a4d899bbe7e1d23ef4493257733b656b64', 
    '51l576CwYYBszZKHbTzZ1PNm6+7LzeF0QI09k+dyaEc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)