INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '151d7820fe83777caccac179274e996b0e7fe58f3d6f16fece3ead6fe2ad9878', 
    'r8j0W4U1BrkA5GhfQU1qVpkj7o+tgMu9+mJRI4pOZAs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)