INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6c441ad48191eb7a88a23e5341771c4f6a7a0251c8d9c15367753b75fc9058d', 
    'dCr9tUQmHoyFIc2na9HIb8KhaBSW3mkGdQzv6/6AbJs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)