INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '19df20593235ad7d5754321517e4a6b78c0a66c80ba470ddbe20cd2f576cef50', 
    'cUuJP6+kvXVWaEKYKZeFQ3DZF6SK4q6KNLk6Mg6KcA8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)