INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c9c323302e12e120f9fcf01ffed492521d496f2e7f6ca815900948d07274d1f9', 
    '+LMZnWGWkk0PABcap0OTegOgrNrdGYntSvvEXhV6GDw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)