INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c7224b99b01062976277d008003453d743741478df7137d72e46c5bf36feeca', 
    '7+yAdalAeMtTGm8md8gUjzKpyG7OgT/g4Q4kZjw0TXA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)