INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fe16a3c49b75a30669165f0140116935974c499f536365e879ee9b346d1894c5', 
    'BW7wnNgrNoL1eQrqmQHNpaB8gIqsLspe8+cS1WUQWoo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)