INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81ebffa46eaf722e90e662229c196a9575579321a876b2adfb07dc9c2398ed02', 
    '53wmLRPrJQa7i+QddxPi69ALqdSImfDSU5dMJL/W7yM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)