INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1c429edf52288d84af84f2073468e803809c78bd1ad4c6cf55b206be27b2db8', 
    'e1HTen2YgIfjFboiOsudTvupSMud5lotqQCKtN0lRKU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)