INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fe45c2e23a56860e1e5b4afd8207c41a023610980ce245fd52d920ab7445a646', 
    '68supXFmG8Vv8bDvR9OcMHhouiZYb3g3aotxWLzTm50=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)