INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '88e8354cee465942a14173419b597fe6ca1943b01b8029c605ce782863cf867c', 
    '/I70wnW8bTV2CGAVQkUeLs5JwmMj47Ss2MGtWoniMVw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)