INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd6d6e524ec3053d705b880632369f646a3c98793ed331479b23de8ff703731e8', 
    '+1e4bbNWngIUELyxrB0hLMBRYU9AXqTdOfXy3zCrjZY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)