INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c5874d415ccd417923108f56a164b875ca155c4627de3a6f4aa4b8adaa686b1a', 
    'AIMI+QOyVFAnmp5jiloKkStg42GCglfPob0I9K9lV+Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)