INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3d4d8b6f0aac6321918e262efa276a4158a5b9fd086e484286f085911d08200', 
    '6z7Wymq5KCfTyFVgJjcFZzp64tle5mMn7+iR+GjmGbQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)