INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd1b4653dc0f820058015042710d3f7e8bc4f0e7a52102c17ec2d362e8c61ccd5', 
    'b7C3VeGWJUlERhMi9SDU1HjY/2CRoBbGUh6aZQGTrUE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)