INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '551d876d60164302fb2c80332081b5d3b1c8f081521728e94d50116dcd69cb2c', 
    'bLzIyPG2sBqG0gxiXwLtineEWsQbYWZV+QIrA1UZMzE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)