INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c3ccdf24ffb4924667d35462a25230e87b6d35b2561eede0a438a97684bbb24', 
    '1OQPgcbJgDyBAAYYJxyEmJXkOY3O71r0ri0KamDecqk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)