INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b1ff8f87c92538bff1381637cba57d35a440e3db536039105e936447cbb6b2b', 
    'QKrXNkU8HG+B8b1uj7v4jNUHVfQncBhMBSFT5bU8V6c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)