INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42395096f4c085aae4180643d8436f11689681783af79bcaefae2f3e88656f9d', 
    '/DC2gviudFk3A2GvSPmcpMKifkp0XkNzIxzAIYe9k6o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)