INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4559bee50cdabca3d045d585c09764ec46f002f74003720c9fe23ce19b8e3939', 
    'G82nc5OKAOFV/u4gmy1frnss/ywuxiZGE80qK88XU2E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)