INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6537f9869547dc51fedea5a1180a5ba7da441f4e607bd70a2eb89433cabf80fb', 
    'jW8z23n5qdBfeXlbOHPFEZV/y9QwEEA/oi7hWnUPeVM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)