INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '99321855998446ebf889476f3e2d31d5f8035405021363564903a47e78697abe', 
    'sRVK1U4nQ5OrxOvln6zVsMLK4zHX0dq6jps3L5yRGyA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)