INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '303f0467639bb092d5a0cba90975a190617f51a4d94be2cbd409d39613e715cd', 
    'PHYdw1UjQpFaocqy285CWEtzhSqMKTK9Dtu1r4WcmuM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)