INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f3f2ab424528db599d2ec2b0a03899b7ef6ff78d6d26bafcb58a306907d7c48', 
    'QUVoLZy/o21nCkGjNimUAzBIBv8IFbyfGAdbBIqp8kI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)