INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b52aad421cee0b3e3eb16a154a19f41d4dfdb84da463e14afe9c335332655f6', 
    'HoJCJDrV68C3eUH8fYvE7WOFgNvb3VCc9ThxpE3tvzs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00063

Result

int(1)