INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4cb91ab88d728f2b597608e7cd4b25026a3ed8e661aa52a469286d534e2db9fd', 
    'nPKZ6N+EB7sqrr6dyHnnxloZojSkQ5IBgSHEMBftVEo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)