INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '993ade2ed601cae8b158fc886fda83fb8534c65ac913bcb7490909da85f36d87', 
    'VE0Y8cOJfQ3BfNmVbtO4jTHW7fixTKt0adWNVi2ks+8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)