INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd51953e5ce2b81e8a75e12b376c2a0294cd36b4876540a1b69d4e7f83f164e15', 
    'AHTPaWmeU4cUNuRGQyXVMwQCjOavx/alqTjiNsePPaM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)