INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a749a4f93272339b4f70929c8041e5dfb96c992f8e1236e841666c86193c7f1', 
    'fxrUeUkQZYZkt3um0rPah6YhWUakL7aOERNVLA2QcXA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)