INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c25b6cb8f96d7b0ae695dd7a57b6db0d8d6c7706826405b40211feca3e3a5344', 
    '5Rb/TMFtkEg3JS5fYkoPPjouznB8pzXzkelz3braHhU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)