INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4265b9bd2159384710e6b4d8168a1fea4a700c038202b393321e362aa938b4be', 
    '6HciTC2XumHHg8KDrWGG0RW1jo+QRMPX4woQvigO7FQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)