INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4b1b465971dee651ac3f0a246daac32f9fb445eb5f2f294b11bed2171c9486ad', 
    'hm/5//KhYA3YE4aJOV7vi+lbXI2sDcPMDE+4SXe3Ndc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)