INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '538bb0f992f4198675e5cf16637182ab9b80e1177db13198b60d6b7a04125caf', 
    '3TxBmdeD5A32RcsjIpMzEix3EMJHDfk+ejclGq37GJs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)