INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21a190105ec79685e06c1bf3e4fb85aa380b541fc97334f64acf1abe29c97c78', 
    '99yuhbvoTpjdgki7xIImYSFiDFFJNT9izeSRb8YkGW8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)