INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15d7c19ecca0c6de85d9fb2339b9d40f554c7c8a68f3392c867a0ac3292a864f', 
    'hhjEcUjszDvw6pO4XRSMOk7nIYahXosVkAAyAFl/GJI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)