INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7274445287e316c23682dfb85256af4319934f239ccf01ea2e1b98c98e566f1', 
    'chZxhN83Da9M2yBkSHk4WY5MzIM5N+dM1IgGIFyX5so=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)