INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e11fe8f2f92b371028875a80e33a93587ac822721ab62493b923171557c58de', 
    'K1tFPk6T9FMuLR0VpGlQypsytp7Po/yy1ffT39MG1aI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)