INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ab2c8456ef2294ca192540772a750472152b5650aa526a67b17fa3df6973b385', 
    'mkuijYc9rQ1V5Otp2g+iDZ3kDP5ZNWnNg0WgmCyOcR8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)