INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d7d49192a3392838603f610fead6d1421363088b86333d43ce4b2a30508934d', 
    'e/3vnmpDhMrNJKebMyFjCE8+hkscT2G6seqHBxRfjq0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)