INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21be1e06ec36954a3ba1228e2bdd71f028903add0752162876e3fcf920ab87ba', 
    '3eFNlXYza1xbwKL4l3NPxP2t2BGZiOn9pV6+8M6p4fQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)