INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a5c88916d36c63eeb270074aba76d279f3f1f1175f942f4b72e98fdb0788a84', 
    'n8FYC2z4kSdyWhcnRtIRrSD6BNqNqOilYdMOynrEcsw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)