INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7555c19bf0cac6ab2dd2f790a7af11803a4f7e36816622a6012d055dc3edd450', 
    'MQdF+vO+Yv2ChVPXfZx+4dM+hmkh74MDDLNwdV1RbDo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)