INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '278867267cf599ee1faeccdf778d88854fb6ffa442f4c98a572a966117ebc359', 
    'LJW4QoE3g3K17QgIHCVjUD64jYq6tI9vmS4siovJxto=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)