INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '92a7e8993dfc4622e12316f659e5b7f17d864077fbe3f2adfb587c98ebf138e4', 
    '4uxvEuwpTCYhlxEo+q6ZmQ9eLNWJjg2P7HYryU2Q+zA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)