INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a974d4777429388e1d7876bcdb51b2c39d5222ee9040e192247bbfaaa5bf5df', 
    '2mTdLDBJfNn8MMyrBZTSdGZszS5ANBIZolPh+PL4uYI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)