INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51423fb7fead5a94d7dbdfe62a1fbae470cd6fa285682e13f018eb311d4542cd', 
    'y/LZOWIQENfw0mgRRDpdWq82Nh6Jt2L5rY2Mau0fTf8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)