INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51689a78046f7d2c891530310cf5769c6c464999b74fa2e6b2f942871511c63f', 
    '8mkc1iHuwPbWr5f7bWfJCpPuB6JWMnEHw1zcJQ2wCzM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)