INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76551b203c6b8a9bbba221bde1143b0e0f68b7e77f22e6e7c6e81cdcff125fe9', 
    '6OesZNn9bQM/pIz1WGJFhloM9eftN48Oe4Reeatp6gE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)