INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e09225779535ba2c1ae031890dbffe2191f45075c8d2e2a40418970e282c273', 
    'vMVD4x6cSqNEdiKwqpnNgB3vit2bEJ87W889+P5byTA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)