INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2b51621f2ab7981a4066c4b1a8bc09208f0975c011b0e90d77d6da3a94e7583c', 
    'blpFZ6Faa0oQPrDzJpQGtWaldD3xILfkCM1IXENhNjE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)