INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8ac687d687ffadc671dce50e91523767aa3db681bb6a7410a3f1352e05859085', 
    'KZu2K/VjQadzODH2AE1NP+J0xlPwJ8I7BQ9BSBuUNNc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)