INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b703c976ee4e2424aa556809edd13d8e8d97f528205d8c771fc0fe4cb1c34ced', 
    'k81r0uT9TsL09zYLmHKv/ccUv76W8w3ySy9f6g6OCLI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)