INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c68b23816dee930869b050a51ed505c1235a7dc1502e7e81cd58f9050d98c9a', 
    'PUefWPPqLgh2wH0Y5CtoK0pw1m0slDY9ZaYuOaD4QAI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)