INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a70d3cf7fe06c1095a75afb7a969a89e434745a2f915193db25a5e231789dd3d', 
    'U34B9XhsgZH01/ywx/Eq7xbc7R4x03Q6ri4V2rhrs8M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)