INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b621f5de166f4fa4d6d039624a08d4f75350775f840872758a0011ef12a3daac', 
    '2w/dBSKmQDNpJa+iiYH7lZw7nWM1RbK6LOQpAwH2U/I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)