INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '991c383a07cd907526c8c29b0b933a11d89c5cd335d2c5991f06a1db2566548f', 
    '0RF+D5XP9AbPB0xNMV422FjTbBnsVBJKJsFYrstABjw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)