INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2388556d20e97f30b5e5fbce924fa4a42f9a9331fe041e851d46e83a0e54dbd3', 
    'QpOORB86HQ+Cier/at6qgKw6xy4yckVaGlVe9FllW8w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)