INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3493f7434802baf886354841070ac1ec2185e5c636be14816f8850e7160dbffa', 
    'mBTM2rtiq9BhRkiNsrg3KHnfHUeb323ytTzQKgn1a+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00054

Result

int(1)