INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '398b8bd420972ca4b88842ace29a4059d888d8c83f3b4a99d77b42f2c656ec40', 
    'MjpT27utAz0urkzzoj6Y8GS42ZOQNjsyBf5loSse+mw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)