INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '421d1458a044a9c00f39deb1103a6e45cd71671e577b7c91a6fcc93244f10518', 
    'j8bON82gtR4Q/2cH6Vcvv1GVHxwlBlwlcIUyw663c80=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)