INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a29da5e685906bcea860ffa6f30e771148c30e376f246ad28d3b06b19f9bc4c', 
    'uaEVQrXSbhqe+BcYkj19m3mFy8HWra9HCipfSkxl0Vg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)