INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9544fac1e12cf9e7e5b88089bd5c9c39ad5b533e1b4aea57b89fbc5ae4d58b43', 
    'r48Hk+wePZsXu9bExa7KQLsG7GIkZ8XlmMgEePxbtyg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)